Consistency is one of the cornerstones of good usability. Although it is possible in advanced CMSs to create radically different page layouts according to content type, it's important that areas outside of the page’s content area remain consistent across the site for wayfinding purposes. This can be controlled through carefully designing and implementing page templates.... Read more about ✎ Technique: Consistent layout

In long lists of links, it's helpful to show users which links they've already followed so they can focus on unseen content. Browsers do not tend to let you style visited links with anything but the color property.

People use different methods to find web content. Screen-reader users might prefer navigation regions, people with dyslexia might prefer the logic of a site map, and people with motor impairments might prefer to type in a search term using a search facility.

So it's important the search facility on your site is logically and conventionally placed and constructed for optimal accessibility.... Read more about ✎ Technique: Site search

It's important to provide consistent navigation regions to navigate between a site's pages and—where there is a lot content on each page—between sections of pages.

Clear, logical and consistent navigation tools reliably help people find their way to the content they need and recover quickly when they are in the wrong place. This helps everyone but particularly people with visual, cognitive, or motor impairments who might otherwise find it time-consuming to locate the information they need....

Users can find their way around a web site more easily and confidently if they know where they are.

This is why websites tend to highlight the navigation-menu item for the current page or section. But to make this information is accessible, we cannot rely on color alone to differentiate that link.

When positioning elements using CSS, it's possible to place them in a position that does not reflect their location in the source order. This can have unexpected side effects for keyboard-navigation users.